Hub



FIG. 1 is an exploded Top perspective view of a hub;

FIG. 2 is an exploded Bottom perspective view of the hub;

FIG. 3 is a Top perspective view of the hub;

FIG. 4 is a Bottom perspective view of the hub;

FIG. 5 is a Front elevated view of the hub;

FIG. 6 is a Back rear elevated view of the hub;

FIG. 7 is a Left elevated view of the hub;

FIG. 8 is a Right elevated view of the hub;

FIG. 9 is a Top plan view of the hub; and,

FIG. 10 is a Bottom plan view of the hub.

The broken lines shown in the drawings depict environmental structure only and form no part of the claimed design 

CLAIM The ornamental design for a hub, as shown and described. 